Multiple choice general knowledge science & technology

Speed of a wave

  1. v =T / ?

  2. v =? T

  3. v = ƒ / ?

  4. v = ƒ ?
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Wave speed is calculated as the product of frequency and wavelength: v = fλ. Option D correctly shows this relationship where the symbol represents wavelength. Options A and C incorrectly divide by wavelength, and option B has the correct factors but unclear notation.

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